EP0907495A1 - Zumindest zweistufiges verfahren zur längsreckung von kunststoffolien sowie danach hergestellte kunststoffolie und zugehörige vorrichtung - Google Patents
Zumindest zweistufiges verfahren zur längsreckung von kunststoffolien sowie danach hergestellte kunststoffolie und zugehörige vorrichtungInfo
- Publication number
- EP0907495A1 EP0907495A1 EP97924976A EP97924976A EP0907495A1 EP 0907495 A1 EP0907495 A1 EP 0907495A1 EP 97924976 A EP97924976 A EP 97924976A EP 97924976 A EP97924976 A EP 97924976A EP 0907495 A1 EP0907495 A1 EP 0907495A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- stretching
- plastic film
- temperature
- stage
- polypropylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
- B29C55/065—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed in several stretching steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19622085A DE19622085C1 (de) | 1996-05-31 | 1996-05-31 | Zumindest zweistufiges Verfahren zur Längsreckung von Kunststoffolien sowie danach hergestellte Kunststoffolie und zugehörige Vorrichtung |
DE19622085 | 1996-05-31 | ||
PCT/EP1997/002630 WO1997046368A1 (de) | 1996-05-31 | 1997-05-22 | Zumindest zweistufiges verfahren zur längsreckung von kunststoffolien sowie danach hergestellte kunststoffolie und zugehörige vorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0907495A1 true EP0907495A1 (de) | 1999-04-14 |
EP0907495B1 EP0907495B1 (de) | 2000-07-19 |
Family
ID=7795914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97924976A Expired - Lifetime EP0907495B1 (de) | 1996-05-31 | 1997-05-22 | Zumindest zweistufiges verfahren zur längsreckung von kunststoffolien sowie zugehörige vorrichtung |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0907495B1 (de) |
JP (1) | JP4041164B2 (de) |
KR (1) | KR20000011090A (de) |
DE (1) | DE19622085C1 (de) |
WO (1) | WO1997046368A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008062631A1 (de) | 2007-12-18 | 2009-06-25 | Darlet Marchante Technologie S.A. | Längsstreckvorrichtung für Folien aus Kunststoff |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6797375B1 (en) | 1998-11-12 | 2004-09-28 | 3M Innovative Properties Company | Oriented polypropylene films for adhesive tape |
KR100460736B1 (ko) * | 1999-11-23 | 2004-12-09 | 에스케이씨 주식회사 | 이축 배향 폴리에스테르 필름의 제조방법 |
DE202004019456U1 (de) | 2004-12-16 | 2005-12-29 | Brückner Maschinenbau GmbH | Vorrichtung zum Antrieb einer Vorheizwalzenanordnung in einer Anlage zur Herstellung von Folien |
DE102006055863A1 (de) * | 2006-11-22 | 2008-05-29 | Mannesmann Fuchs Rohr Gmbh | Verfahren zur Wiederherstellung der Materialeigenschaften von Bauteilen aus Kunststoff und kunststoffbeschichteten Bauteilen |
KR101336593B1 (ko) * | 2010-04-20 | 2013-12-05 | 에스케이이노베이션 주식회사 | 생산성이 우수하며 물성조절이 용이한 폴리올레핀계 미세다공막 제조방법 |
JP5612410B2 (ja) * | 2010-09-17 | 2014-10-22 | 旭化成イーマテリアルズ株式会社 | 光学フィルムとその製造方法、並びにこれを用いた反射型偏光板及び輝度向上フィルム |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1778432B2 (de) * | 1968-04-27 | 1976-02-12 | Hench sen., Hans, 8750 AschafTenburg | Vorrichtung zum herstellen einer flachfolienbahn aus der schmelze eines thermoplastischen kunststoffes |
US3619460A (en) * | 1969-04-28 | 1971-11-09 | Chevron Res | Process for uniaxially orienting polypropylene films |
US3801404A (en) * | 1970-10-28 | 1974-04-02 | Celanese Corp | Novel open-celled microporous film |
GB1407580A (en) * | 1974-03-01 | 1975-09-24 | Asahi Chemical Ind | Unaxially stretched films of good dimensional stability and anti-fibrillation |
GB1522382A (en) * | 1975-03-06 | 1978-08-23 | Agfa Gevaert | Process for making polymeric film |
EP0030648B1 (de) * | 1979-11-30 | 1984-03-07 | Sekisui Jushi Kabushiki Kaisha | Verfahren zur Herstellung von Verpackungsmaterial aus Polyäthylenterephthalat |
JPS578118A (en) * | 1980-06-20 | 1982-01-16 | Mitsubishi Petrochem Co Ltd | Biaxially oriented polypropylene film and manufacture thereof |
JPS6056101B2 (ja) * | 1980-09-25 | 1985-12-09 | 東レ株式会社 | ポリエステルフイルムの製造方法 |
DE3621205A1 (de) * | 1986-06-25 | 1988-01-07 | Hoechst Ag | Verfahren zum herstellen von biaxial gestreckten flachfolien und vorrichtung hierfuer |
FR2622143B1 (fr) * | 1987-10-26 | 1990-01-26 | Saint Gobain Vitrage | Procede et dispositif pour le traitement d'une feuille de polyvinylbutyral extrudee et feuille obtenue |
JP2628788B2 (ja) * | 1990-08-09 | 1997-07-09 | 宇部興産株式会社 | 微多孔性膜の製造方法及びその方法で製造される耐溶断性微多孔性膜 |
-
1996
- 1996-05-31 DE DE19622085A patent/DE19622085C1/de not_active Expired - Fee Related
-
1997
- 1997-05-22 EP EP97924976A patent/EP0907495B1/de not_active Expired - Lifetime
- 1997-05-22 JP JP50016198A patent/JP4041164B2/ja not_active Expired - Fee Related
- 1997-05-22 WO PCT/EP1997/002630 patent/WO1997046368A1/de not_active Application Discontinuation
- 1997-05-22 KR KR1019980709247A patent/KR20000011090A/ko not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
See references of WO9746368A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008062631A1 (de) | 2007-12-18 | 2009-06-25 | Darlet Marchante Technologie S.A. | Längsstreckvorrichtung für Folien aus Kunststoff |
Also Published As
Publication number | Publication date |
---|---|
JP4041164B2 (ja) | 2008-01-30 |
JP2000514372A (ja) | 2000-10-31 |
EP0907495B1 (de) | 2000-07-19 |
DE19622085C1 (de) | 1997-12-11 |
WO1997046368A1 (de) | 1997-12-11 |
KR20000011090A (ko) | 2000-02-25 |
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